Home / 6,549.18-9,824.10-1,869.87

Finding the Fourth Proportional to 6,549.18, 9,824.10 and 1,869.87

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Solution

The fourth proportional to 6,549.18, 9,824.10 and 1,869.87 is: 2,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.18 : 9,824.10 = 1,869.87 : x
  2. Step 2: Convert to fraction form
    6,549.18/9,824.10 = 1,869.87/x
  3. Step 3: Cross multiply
    6,549.18x = 9,824.10 × 1,869.87
  4. Step 4: Simplify right side
    6,549.18x = 18,369,789.87
  5. Step 5: Solve for x
    x = 18,369,789.87/6,549.18
  6. Step 6: Final answer
    x = 2,804.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.